– Lat/Long: 48.71° N 121.99° W
South Twin Sister
Weather Forecast, United StatesIssued: 4 am Mon 25 May Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 am Mon 25 May Local Time
Updates in:
Update imminent hr min s
Issued: 4 am Mon 25 May Local Time
Updates in:
Update imminent hr min s
3 South Twin Sister Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryModerate rain (total 11mm), heaviest on Mon afternoon. Warm (max 20°C on Wed afternoon, min 7°C on Mon night). Wind will be generally light. | Days 4–6 Weather SummaryModerate rain (total 10mm), heaviest on Fri night. Warm (max 22°C on Thu afternoon, min 4°C on Sat night). Wind will be generally light. | |||||||||||||||||
Monday 25 | Tuesday 26 | Wednesday 27 | Thursday 28 | Friday 29 | Saturday 30 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | |  |  | |  | | |  | | |  | |  | | |
light rain | mod. rain | light rain | light rain | light rain | rain shwrs | clear | clear | clear | clear | clear | some clouds | light rain | light rain | mod. rain | light rain | rain shwrs | rain shwrs | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
1.4 | 6 | 2 | 1.1 | 0.3 | 0.1 | — | — | — | — | — | — | 0.5 | 1.8 | 6 | 0.9 | 0.3 | 0.1 | |
max °C | 12 | 9 | 9 | 8 | 11 | 11 | 16 | 20 | 17 | 20 | 22 | 19 | 13 | 10 | 9 | 6 | 10 | 9 |
min °C | 9 | 9 | 7 | 7 | 9 | 9 | 12 | 19 | 14 | 17 | 22 | 13 | 12 | 9 | 6 | 5 | 9 | 4 |
6 | 7 | 7 | 7 | 9 | 9 | 12 | 19 | 14 | 17 | 22 | 13 | 12 | 8 | 5 | 4 | 9 | 4 | |
1850 | 1900 | 1700 | 1850 | 2500 | 3750 | 3950 | 3900 | 3850 | 3700 | 3800 | 3750 | 3150 | 2300 | 1750 | 1300 | 1750 | 1600 | |
Cloud base (m) | 2000 | 550 | 1550 | 550 | 700 | 6150 | 1700 | 1900 | 9500 | 750 | 600 | 600 | 600 | 900 | 2050 | |||
 | 5:15 | — | — | 5:13 | — | — | 5:13 | — | — | 5:11 | — | — | 5:11 | — | — | 5:11 | — | — |
 | — | — | 8:53 | — | — | 8:54 | — | — | 8:57 | — | — | 8:58 | — | — | 8:59 | — | — | 9:00 |
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South Twin Sister Weather (Days 0-3):
The weather forecast for South Twin Sister is: Moderate rain (total 11mm), heaviest on Mon afternoon. Warm (max 20°C on Wed afternoon, min 7°C on Mon night). Wind will be generally light.
South Twin Sister Weather (Days 3-6):
Moderate rain (total 10mm), heaviest on Fri night. Warm (max 22°C on Thu afternoon, min 4°C on Sat night). Wind will be generally light.
This table gives the weather forecast for South Twin Sister at the specific elevation of 500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of South Twin Sister. To see the weather forecasts for the other elevations, use the tab navigation above the table. For a wider overview of the weather, consult the Weather Map of Washington.